Celebrities are offering their support on World AIDS Day. Held annually on December 1, the event is an opportunity for people worldwide to unite against AIDS and commemorate those who have died from the disease. See tweets from stars here.

Kanye West was released from UCLA Medical Center on Wednesday, a little more than a week after being hospitalized for exhaustion and mental health issues. The rapper is now recovering at home with his family.

Shannen Doherty revealed in an Instagram post on Monday that she’s begun her first radiation treatment to battle breast cancer. The actress, who was diagnosed with the disease in February 2015, also admitted she found the process “frightening.”